Module: Sablon::Test::Assertions

Defined in:
lib/sablon/test/assertions.rb

Instance Method Summary collapse

Instance Method Details

#assert_docx_equal(expected_path, actual_path) ⇒ Object 



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# File 'lib/sablon/test/assertions.rb', line 4

def assert_docx_equal(expected_path, actual_path)
  #
  # Parse document archives and generate a diff
  xml_diffs = diff_docx_files(expected_path, actual_path)
  #
  # build error message
  msg = 'The generated document does not match the sample. Please investigate file(s): '
  msg += xml_diffs.keys.sort.join(', ')
  xml_diffs.each do |name, diff_text|
    msg += "\n#{'-' * 72}\nFile: #{name}\n#{diff_text}\n"
  end
  msg += '-' * 72 + "\n"
  msg += "If the generated document is correct, the sample needs to be updated:\n"
  msg += "\t cp #{actual_path} #{expected_path}"
  #
  raise Minitest::Assertion, msg unless xml_diffs.empty?
end

#diff_docx_files(expected_path, actual_path) ⇒ Object

Returns a hash of all XML files that differ in the docx file. This only checks files that have the extension “.xml” or “.rels”.



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# File 'lib/sablon/test/assertions.rb', line 25

def diff_docx_files(expected_path, actual_path)
  expected = parse_docx(expected_path)
  actual = parse_docx(actual_path)
  xml_diffs = {}
  #
  expected.each do |entry_name, expect|
    next unless entry_name =~ /.xml$|.rels$/
    next unless expect != actual[entry_name]
    #
    xml_diffs[entry_name] = diff(expect, actual[entry_name])
  end
  #
  xml_diffs
end